Analysis
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max time kernel
121s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
21-10-2023 08:48
Static task
static1
Behavioral task
behavioral1
Sample
41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe
Resource
win10v2004-20231020-en
General
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Target
41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe
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Size
508KB
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MD5
e67ef61ab2e890ff30b1a2077d79dde4
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SHA1
34801dba0c8e83ae6d547cb5f1fa25a3302afb82
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SHA256
41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba
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SHA512
50ec4a1155cf4fe89074c4127447cc60745720e0a0a12a32e3ae44e469f8173efb60c950e05a03efadb2cbf985815d0bbf992fe9f0eddbaa136667d31614595d
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SSDEEP
3072:h5OsiQ79xzUcbK9LK/fzuaCrutJUy6yQ9ie6kgR2voGXQ9jf4o7Qr7y1Sqy9At:f7hoBO/fzxb26kR8fPkny1Q
Malware Config
Signatures
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Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
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Chinese Botnet payload 1 IoCs
resource yara_rule behavioral1/memory/1528-0-0x0000000010000000-0x0000000010018000-memory.dmp unk_chinese_botnet -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\M: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\Q: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\V: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\X: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\Z: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\G: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\I: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\L: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\N: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\K: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\O: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\R: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\S: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\U: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\W: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\B: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\H: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\P: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\T: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\Y: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\E: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe File opened (read-only) \??\J: 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1528 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1528 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1528 41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe"C:\Users\Admin\AppData\Local\Temp\41528ff4cf8b1464557bb2ccbb3a8a42a5c97824d491aa78b86946614f3d04ba.exe"1⤵
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:1528